For service and parts needs, visit your dealer. You will receive genuine GM parts and GM-trained and supported service people.
Genuine GM parts have one of these marks:

Vehicle Care
California Proposition 65 WarningWindshield Wiper/Washer
The windshield wiper/washer lever is on the right side of the steering column.
With the ignition in ACC/ ACCESSORY or ON/RUN, move the windshield wiper lever to
select the wiper speed.
HI: Use for fast wipes.
LO: Use for slow wipes.
INT: Move the lever up to INT for intermittent wipes, th ...
Stabilizer Shaft Replacement
Special Tools
CH 904 Underframe
CH 49289 Centering Adapter
EN 45059 Torque Angle Sensor Kit
For equivalent regional tools, refer to Special Tools.
Removal Procedure
Turn the front wheels to the straight forward position and secure the
steering wheel from moving.
...
Front Bumper Fascia Replacement
Preliminary Procedure
Remove the front bumper fascia opening cover. Refer to Front Bumper Fascia
Opening Lower Cover Replacement.
Front Wheelhouse Liner Bolt (Qty: 8)
Caution: Refer to Fastener Caution in the Preface section.
Tighten
2.5 N·m(23 lb in)
Front Bumper Fascia Bolt (Q ...